1652542640613 has 12 divisors (see below), whose sum is σ = 2408905175820. Its totient is φ = 1091587798656.

The previous prime is 1652542640597. The next prime is 1652542640647. The reversal of 1652542640613 is 3160462452561.

1652542640613 is a `hidden beast` number, since 1 + 6 + 5 + 2 + 5 + 4 + 26 + 4 + 0 + 613 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 418917028644 + 1233625611969 = 647238^2 + 1110687^2 .

It is not a de Polignac number, because 1652542640613 - 2⁴ = 1652542640597 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1652542640653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 842273556 + ... + 842275517.

It is an arithmetic number, because the mean of its divisors is an integer number (200742097985).

Almost surely, 2^{1652542640613} is an apocalyptic number.

It is an amenable number.

1652542640613 is a deficient number, since it is larger than the sum of its proper divisors (756362535207).

1652542640613 is a wasteful number, since it uses less digits than its factorization.

1652542640613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1684549188 (or 1684549185 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The spelling of 1652542640613 in words is "one trillion, six hundred fifty-two billion, five hundred forty-two million, six hundred forty thousand, six hundred thirteen".